Jon Staab
46 lines
937 B
TypeScript
46 lines
937 B
TypeScript
import {writable} from '@coracle.social/lib'
|
|
|
|
export class Tracker {
|
|
data = writable(new Map<string, Set<string>>())
|
|
|
|
getRelays = (eventId: string) => {
|
|
const relays = new Set<string>()
|
|
|
|
for (const relay of this.data.get().get(eventId) || []) {
|
|
relays.add(relay)
|
|
}
|
|
|
|
return relays
|
|
}
|
|
|
|
hasRelay = (eventId: string, relay: string) => {
|
|
return this.getRelays(eventId).has(relay)
|
|
}
|
|
|
|
addRelay = (eventId: string, relay: string) => {
|
|
const relays = this.data.get().get(eventId) || new Set()
|
|
|
|
relays.add(relay)
|
|
|
|
this.data.update(m => {
|
|
m.set(eventId, relays)
|
|
|
|
return m
|
|
})
|
|
}
|
|
|
|
track = (eventId: string, relay: string) => {
|
|
const seen = this.data.get().has(eventId)
|
|
|
|
this.addRelay(eventId, relay)
|
|
|
|
return seen
|
|
}
|
|
|
|
copy = (eventId1: string, eventId2: string) => {
|
|
for (const relay of this.getRelays(eventId1)) {
|
|
this.addRelay(eventId2, relay)
|
|
}
|
|
}
|
|
}
|